# Workhorse Swivel Caster, 4" x 2" Ergo-Tech Donut Tread Polyurethane (87A) on Aluminum Wheels

**Manufacturer:** Hamilton  
**MPN:** `S-WH-42EMB`

The Hamilton S-WH-42EMB Swivel Caster features a forged steel swivel construction with mounting holes that accommodate various mounting patterns, including 2-5/8" x 3 5/8" to 3" x 3". The caster includes a 3/4" guaranteed-for-life kingpin and a 3/4" precision tapered secondary load bearing. The 1/4" x 2" plate steel legs provide a sturdy base, while the 4" x 2" Ergo-Tech wheel offers a smooth rolling surface.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Hamilton |
| Manufacturer name | Hamilton |
| Manufacturer | Hamilton, Hamilton Caster & Mfg. Co. |
| CategoryId | 6740 |
| CategoryIdL1 | 14394 |
| CategoryIdL2 | 4473 |
| CategoryIdL3 | 6740 |
| CategoryL1 | Material Handling |
| CategoryL2 | Casters & Wheels |
| CategoryL3 | Casters |
| CategoryL4 | Plate Casters |
| DimensionUnit | inch |
| GraingerSku | S-WH-42EMB |
| Extra Product Name | Workhorse Swivel Caster, 4" x 2" Ergo-Tech Donut Tread Polyurethane (87A) on Aluminum Wheels |
| UPC | None |
| UnitOfMeasure | EA |
| Weight | 9, 9.1 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 5.63 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 5 |
| moq | 1 |
| MPN | S-WH-42EMB |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G1228147 |
| snippet | Workhorse Swivel Caster, 4" x 2" Ergo-Tech; Donut Tread Polyurethane (87A) on Aluminum Wheel with 1/2" Sealed Precision Ball Bearings |
| tierMinQty1 | 1 |
| tierPrice1 | 132.99 |
| url | https://www.zoro.com/hamilton-workhorse-swivel-caster-4-x-2-ergo-tech-donut-tread-polyurethane-87a-on-aluminum-wheels-s-wh-42emb/i/G1228147/ |
| width | 4 |
| Overall Height | 5-5/8" |
| Wheel Dia | 4 |
| Wheel Width | 2 |
| Stem Dia | No Stem |
| Plate Size | 4 x 5 |
| Mounting Bolt Dia | 0.375 |
| Mounting Height | 5.625 |
| Caster Brake Included | No |
| Caster Load Rating Range | Heavy-Duty |
| Caster Sub-Type | Swivel |
| Caster Wheel Shape | Donut |
| Caster Wheel/Tread Material | Polyurethane |
| Load Rating | 450 |
| Number of Wheels | 1 |
| Caster Stem Type | No Stem/Plate Included |
| Item | Swivel Caster |
| Frame Finish | Powder Coat |
| Caster Core Material | Aluminum |
| Replacement Wheel | W-422-EMB-1/2 |
| Non-Marking | No |
| Core Color | Silver |
| Standards | ICWM |
| Inside Bolt Hole Spacing | 2 5/8 x 3 5/8 |
| Outside Bolt Hole Spacing | 3 x 3 |
| ASIN | B075JNLVFH |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G1228147 | 132.99 | 1 | None | 1 |
| grainger.ca | HCTSWH42EMB | 276.2780539 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/22500000/22817500/part_--SWH42EMB---Hamilton--fccd2b76a9.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp